2246221247 has 2 divisors, whose sum is σ = 2246221248. Its totient is φ = 2246221246.

The previous prime is 2246221223. The next prime is 2246221253. The reversal of 2246221247 is 7421226422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2246221247 - 2¹² = 2246217151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2246221547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123110623 + 1123110624.

It is an arithmetic number, because the mean of its divisors is an integer number (1123110624).

Almost surely, 2^2246221247 is an apocalyptic number.

2246221247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2246221247 is an equidigital number, since it uses as much as digits as its factorization.

2246221247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21504, while the sum is 32.

The square root of 2246221247 is about 47394.3166107499. The cubic root of 2246221247 is about 1309.6367205482.

Adding to 2246221247 its reverse (7421226422), we get a palindrome (9667447669).

The spelling of 2246221247 in words is "two billion, two hundred forty-six million, two hundred twenty-one thousand, two hundred forty-seven".